;;; Compiled by f2cl version:
;;; ("$Id: f2cl1.l,v 1.209 2008/09/11 14:59:55 rtoy Exp $"
;;;  "$Id: f2cl2.l,v 1.37 2008/02/22 22:19:33 rtoy Rel $"
;;;  "$Id: f2cl3.l,v 1.6 2008/02/22 22:19:33 rtoy Rel $"
;;;  "$Id: f2cl4.l,v 1.7 2008/02/22 22:19:34 rtoy Rel $"
;;;  "$Id: f2cl5.l,v 1.197 2008/09/11 15:03:25 rtoy Exp $"
;;;  "$Id: f2cl6.l,v 1.48 2008/08/24 00:56:27 rtoy Exp $"
;;;  "$Id: macros.l,v 1.106 2008/09/15 15:27:36 rtoy Exp $")

;;; Using Lisp International Allegro CL Enterprise Edition 8.1 [64-bit Linux (x86-64)] (Oct 7, 2008 17:13)
;;;
;;; Options: ((:prune-labels nil) (:auto-save t)
;;;           (:relaxed-array-decls t) (:coerce-assigns :as-needed)
;;;           (:array-type ':array) (:array-slicing t)
;;;           (:declare-common nil) (:float-format double-float))

(in-package :clml.lapack)


(let* ((one 1.0))
  (declare (type (double-float 1.0 1.0) one) (ignorable one))
  (defun dgehd2 (n ilo ihi a lda tau work info)
    (declare (type (array double-float (*)) work tau a)
     (type (f2cl-lib:integer4) info lda ihi ilo n))
    (f2cl-lib:with-multi-array-data ((a double-float a-%data%
                                      a-%offset%)
                                     (tau double-float tau-%data%
                                      tau-%offset%)
                                     (work double-float work-%data%
                                      work-%offset%))
      (prog ((aii 0.0) (i 0))
            (declare (type (double-float) aii)
             (type (f2cl-lib:integer4) i))
            (setf info 0)
            (cond ((< n 0) (setf info -1))
                  ((or (< ilo 1)
                       (> ilo
                          (max (the f2cl-lib:integer4 1)
                               (the f2cl-lib:integer4 n))))
                   (setf info -2))
                  ((or (< ihi
                          (min (the f2cl-lib:integer4 ilo)
                               (the f2cl-lib:integer4 n)))
                       (> ihi n))
                   (setf info -3))
                  ((< lda
                      (max (the f2cl-lib:integer4 1)
                           (the f2cl-lib:integer4 n)))
                   (setf info -5)))
            (cond ((/= info 0)
                   (xerbla "DGEHD2" (f2cl-lib:int-sub info))
                   (go end_label)))
            (f2cl-lib:fdo (i ilo (f2cl-lib:int-add i 1))
                          ((> i
                              (f2cl-lib:int-add ihi
                                                (f2cl-lib:int-sub 1)))
                           nil)
                          (tagbody
                              (multiple-value-bind (var-0 var-1 var-2
                                                    var-3 var-4)
                                  (dlarfg (f2cl-lib:int-sub ihi i)
                                   (f2cl-lib:fref a-%data%
                                                  ((f2cl-lib:int-add i
                                                                     1)
                                                   i)
                                                  ((1 lda) (1 *))
                                                  a-%offset%)
                                   (f2cl-lib:array-slice a double-float
                                                         ((min (f2cl-lib:int-add i
                                                                                 2)
                                                               n)
                                                          i)
                                                         ((1 lda)
                                                          (1 *)))
                                   1
                                   (f2cl-lib:fref tau-%data% (i)
                                                  ((1 *))
                                                  tau-%offset%))
                                (declare (ignore var-0 var-2 var-3))
                                (setf (f2cl-lib:fref a-%data%
                                                     ((f2cl-lib:int-add i
                                                                        1)
                                                      i)
                                                     ((1 lda) (1 *))
                                                     a-%offset%)
                                      var-1)
                                (setf (f2cl-lib:fref tau-%data% (i)
                                                     ((1 *))
                                                     tau-%offset%)
                                      var-4))
                              (setf aii
                                    (f2cl-lib:fref a-%data%
                                                   ((f2cl-lib:int-add i
                                                                      1)
                                                    i)
                                                   ((1 lda) (1 *))
                                                   a-%offset%))
                              (setf (f2cl-lib:fref a-%data%
                                                   ((f2cl-lib:int-add i
                                                                      1)
                                                    i)
                                                   ((1 lda) (1 *))
                                                   a-%offset%)
                                    one)
                              (dlarf "Right" ihi
                               (f2cl-lib:int-sub ihi i)
                               (f2cl-lib:array-slice a double-float
                                                     ((+ i 1) i)
                                                     ((1 lda) (1 *)))
                               1
                               (f2cl-lib:fref tau-%data% (i) ((1 *))
                                              tau-%offset%)
                               (f2cl-lib:array-slice a double-float
                                                     (1
                                                      (f2cl-lib:int-add i
                                                                        1))
                                                     ((1 lda) (1 *)))
                               lda work)
                              (dlarf "Left" (f2cl-lib:int-sub ihi i)
                               (f2cl-lib:int-sub n i)
                               (f2cl-lib:array-slice a double-float
                                                     ((+ i 1) i)
                                                     ((1 lda) (1 *)))
                               1
                               (f2cl-lib:fref tau-%data% (i) ((1 *))
                                              tau-%offset%)
                               (f2cl-lib:array-slice a double-float
                                                     ((+ i 1)
                                                      (f2cl-lib:int-add i
                                                                        1))
                                                     ((1 lda) (1 *)))
                               lda work)
                              (setf (f2cl-lib:fref a-%data%
                                                   ((f2cl-lib:int-add i
                                                                      1)
                                                    i)
                                                   ((1 lda) (1 *))
                                                   a-%offset%)
                                    aii)
                            label10))
            (go end_label)
       end_label (return (values nil nil nil nil nil nil nil info))))))

(in-package #-gcl #:cl-user #+gcl "CL-USER")
#+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
(eval-when (:load-toplevel :compile-toplevel :execute)
  (setf (gethash 'fortran-to-lisp::dgehd2
                 fortran-to-lisp::*f2cl-function-info*)
        (fortran-to-lisp::make-f2cl-finfo :arg-types '((fortran-to-lisp::integer4)
                                                       (fortran-to-lisp::integer4)
                                                       (fortran-to-lisp::integer4)
                                                       (array
                                                        double-float
                                                        (*))
                                                       (fortran-to-lisp::integer4)
                                                       (array
                                                        double-float
                                                        (*))
                                                       (array
                                                        double-float
                                                        (*))
                                                       (fortran-to-lisp::integer4))
          :return-values '(nil nil nil nil nil nil nil
                           fortran-to-lisp::info)
          :calls '(fortran-to-lisp::dlarf fortran-to-lisp::dlarfg
                   fortran-to-lisp::xerbla))))

